Rigid Foam
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Adding More Insulation to a Cathedral Ceiling
What’s the best way to increase the R-value of a vaulted ceiling?
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Retrofitting Basement Insulation
Given the existing conditions, what is the best assembly for a warm and dry basement?
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Pouring a Concrete Foundation in Cold Weather
How do you keep concrete warm when everything else is freezing?
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Prioritizing Home Performance Upgrades, Part 2
How to tackle energy efficiency improvements to get the best results—a case study
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Designing Fire-Ready, Resilient Houses
A Texas-based architect describes building ignition-resistant houses in accordance with the International Wildland-Urban Interface Code
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Cold-Climate Vapor Control
Contrary to the American IRC, the Canadian NBC allows only one method of vapor management to be used in a residential building
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Getting Continuous Exterior Insulation Right
From choosing products to their compatibility with other control layers to assemblies that work, take a deep dive into CEI
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Insulation With Integrated WRB and/or Sheathing
Products suitable for continuous exterior insulation that integrate a water-resistive barrier and, in some cases, sheathing too
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Low-Slope Roof and Ice Dams
Can eave-to-ridge roof venting, vigilant air-sealing, and robust thermal control prevent ice dams in high-snow country?
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Details for a “High-Performance Garage”
An insulated slab, Larsen truss wall system, careful air-sealing, and dense-packed insulation in deep cavities mitigate heat losses at a garage door
